When did cougars go extinct on the East Coast? What was the last cougar sighting in this region? - Quora
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Eastern Cougar extinct, no longer needs protection, says US conservation agency | Wildlife | The Guardian
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The Eastern American Puma is Officially Declared Extinct | by Mixviralposts | Science & Nature | Jan, 2024 | Medium
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Local Mountain Lion Population Faces Precipitous Decline in Genetic Diversity Within 50 Years, Possible Extinction - Santa Monica Mountains National Recreation Area (U.S. National Park Service)
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